Organized 15-20 January 1918 in the Regular Army in France
as Headquarters, I Army Corps

Demobilized 25 March 1919 in France

Reconstituted 27 June 1944 in the Regular Army as Headquarters,
I Corps; concurrently consolidated with Headquarters, I Corps (active) (see
ANNEX), and consolidated unit designated as Headquarters, I Corps

Inactivated 28 March 1950 in Japan

Activated 2 August 1950 at Fort Bragg, North Carolina

Reorganized and redesignated 1 December 1967 as Headquarters
and Headquarters Company, I Corps

ANNEX

Constituted 15 August 1927 in the Regular Army as Headquarters,
XX Corps